$ git clone -n http://fedora.riscv.rocks:3000/rpms/guile22.git /var/lib/mock/f40-build-754702-117940/root/chroot_tmpdir/scmroot/guile22
Cloning into '/var/lib/mock/f40-build-754702-117940/root/chroot_tmpdir/scmroot/guile22'...
$ git fetch origin 6a1aa521c235740818f55e2be33f394d53782662:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/guile22
 * [new ref]         6a1aa521c235740818f55e2be33f394d53782662 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a1aa52 Merge remote-tracking branch 'up/main' into main-riscv64