$ git clone -n http://fedora.riscv.rocks:3000/rpms/GAPDoc.git /var/lib/mock/f41-build-820421-152218/root/chroot_tmpdir/scmroot/GAPDoc
Cloning into '/var/lib/mock/f41-build-820421-152218/root/chroot_tmpdir/scmroot/GAPDoc'...
$ git fetch origin 3cfec9ffaa5604b4310c0775a48b3c23c1bd334e:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/GAPDoc
 * [new ref]         3cfec9ffaa5604b4310c0775a48b3c23c1bd334e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3cfec9f Bootstrap (riscv64)