$ git clone -n https://src.fedoraproject.org/rpms/algol68g.git /var/lib/mock/f38-build-side-42-init-devel-985472-29065/root/chroot_tmpdir/scmroot/algol68g
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-985472-29065/root/chroot_tmpdir/scmroot/algol68g'...
$ git fetch origin cefe6d2149d091b16ebc64c9d8702a1feb60bbae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/algol68g
 * [new ref]         cefe6d2149d091b16ebc64c9d8702a1feb60bbae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cefe6d2 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild