$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-ace.git /var/lib/mock/f38-build-side-42-init-devel-846486-28422/root/chroot_tmpdir/scmroot/gap-pkg-ace
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-846486-28422/root/chroot_tmpdir/scmroot/gap-pkg-ace'...
$ git fetch origin 5442b6142d1a5890a29b55697c9bc0e39e95b99e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-ace
 * [new ref]         5442b6142d1a5890a29b55697c9bc0e39e95b99e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5442b61 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild