Hi, Using Guix 55685e4, I get:
--8<---------------cut here---------------start------------->8--- $ guix build -S --no-substitutes font-canada1500 ~/ simon@pfiuh02$ guix build -S --no-substitutes font-canada1500 The following derivation will be built: /gnu/store/wgikjk6zgybysp3b9aw09c20yxy7sxqp-canada1500.zip.drv building /gnu/store/wgikjk6zgybysp3b9aw09c20yxy7sxqp-canada1500.zip.drv... Starting download of /gnu/store/xn62dzq9hw3qnvmbxyxjkvhlacs72rz7-canada1500.zip >From https://typodermicfonts.com/wp-content/uploads/2017/06/canada1500.zip... downloading from https://typodermicfonts.com/wp-content/uploads/2017/06/canada1500.zip ... canada1500.zip 2.2MiB 1.2MiB/s 00:02 [##################] 100.0% sha256 hash mismatch for /gnu/store/xn62dzq9hw3qnvmbxyxjkvhlacs72rz7-canada1500.zip: expected hash: 052rwhyfcz6q0g0nsr21bkbg2qb6sw7wzins5hv80qhdhi77sdaj actual hash: 0cdcb89ab6q7b6jd898bnvrd1sifbd2xr42qgji98h8d5cq4b6fp hash mismatch for store item '/gnu/store/xn62dzq9hw3qnvmbxyxjkvhlacs72rz7-canada1500.zip' build of /gnu/store/wgikjk6zgybysp3b9aw09c20yxy7sxqp-canada1500.zip.drv failed View build log at '/var/log/guix/drvs/wg/ikjk6zgybysp3b9aw09c20yxy7sxqp-canada1500.zip.drv.bz2'. guix build: error: build of `/gnu/store/wgikjk6zgybysp3b9aw09c20yxy7sxqp-canada1500.zip.drv' failed --8<---------------cut here---------------end--------------->8--- --8<---------------cut here---------------start------------->8--- $ guix build -S --no-substitutes font-cns11643 The following derivation will be built: /gnu/store/3zr6wjn5l3aw0b9xqwmcv28vw326j5m1-Open_Data.zip.drv building /gnu/store/3zr6wjn5l3aw0b9xqwmcv28vw326j5m1-Open_Data.zip.drv... Starting download of /gnu/store/9aswaj3110a4pa3z0r4amzb1s8pdi0lw-Open_Data.zip >From http://www.cns11643.gov.tw/AIDB/Open_Data.zip... downloading from http://www.cns11643.gov.tw/AIDB/Open_Data.zip ... Open_Data.zip 267.8MiB 4.9MiB/s 00:54 [##################] 100.0% sha256 hash mismatch for /gnu/store/9aswaj3110a4pa3z0r4amzb1s8pdi0lw-Open_Data.zip: expected hash: 000a9whrjr1cd4pjc23pbl60zwkq3wcb5g61p9qi7fn3hwkp0kyw actual hash: 0h2qvz50nw03a9izkvgh2y5c17mk087gxb9nnfjq1hn2l5iawpj8 hash mismatch for store item '/gnu/store/9aswaj3110a4pa3z0r4amzb1s8pdi0lw-Open_Data.zip' build of /gnu/store/3zr6wjn5l3aw0b9xqwmcv28vw326j5m1-Open_Data.zip.drv failed View build log at '/var/log/guix/drvs/3z/r6wjn5l3aw0b9xqwmcv28vw326j5m1-Open_Data.zip.drv.bz2'. guix build: error: build of `/gnu/store/3zr6wjn5l3aw0b9xqwmcv28vw326j5m1-Open_Data.zip.drv' failed --8<---------------cut here---------------end--------------->8--- It is probably an upstream in-place replacement. All the best, simon