$ git clone -n https://src.fedoraproject.org/rpms/serd.git /var/lib/mock/f39-build-1535728-36247/root/chroot_tmpdir/scmroot/serd
Cloning into '/var/lib/mock/f39-build-1535728-36247/root/chroot_tmpdir/scmroot/serd'...
$ git fetch origin d1e14d5cf2a410cd8c1e7e18e5cb5b794c141201:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/serd
 * [new ref]         d1e14d5cf2a410cd8c1e7e18e5cb5b794c141201 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d1e14d5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild