$ git clone -n https://src.fedoraproject.org/rpms/golang-github-erikstmartin-testdb.git /var/lib/mock/f40-build-2000296-44447/root/chroot_tmpdir/scmroot/golang-github-erikstmartin-testdb
Cloning into '/var/lib/mock/f40-build-2000296-44447/root/chroot_tmpdir/scmroot/golang-github-erikstmartin-testdb'...
$ git fetch origin 6307412336fc06db8d6e030fa1e4d9c0f4411350:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-erikstmartin-testdb
 * [new ref]         6307412336fc06db8d6e030fa1e4d9c0f4411350 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6307412 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild