$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-grape.git /var/lib/mock/f38-build-side-42-init-devel-632248-26380/root/chroot_tmpdir/scmroot/gap-pkg-grape
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-632248-26380/root/chroot_tmpdir/scmroot/gap-pkg-grape'...
$ git fetch origin 1163f9769d8f8689a0e9801d9cee90f6cb87995b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-grape
 * [new ref]         1163f9769d8f8689a0e9801d9cee90f6cb87995b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1163f97 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild