$ git clone -n https://src.fedoraproject.org/rpms/qcas.git /var/lib/mock/f42-build-3450899-45482/root/chroot_tmpdir/scmroot/qcas
Cloning into '/var/lib/mock/f42-build-3450899-45482/root/chroot_tmpdir/scmroot/qcas'...
$ git fetch origin d0d5c5f2b85b0b8932f206ca838e9f5dba225464:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qcas
 * [new ref]         d0d5c5f2b85b0b8932f206ca838e9f5dba225464 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0d5c5f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild