$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-alnuth.git /var/lib/mock/f38-build-side-42-init-devel-650220-26477/root/chroot_tmpdir/scmroot/gap-pkg-alnuth
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-650220-26477/root/chroot_tmpdir/scmroot/gap-pkg-alnuth'...
$ git fetch origin 8e9308db43b15bfc95cb9e95602dd7443e470eeb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-alnuth
 * [new ref]         8e9308db43b15bfc95cb9e95602dd7443e470eeb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e9308d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild