$ git clone -n https://src.fedoraproject.org/rpms/golang-github-cockroachdb-returncheck.git /var/lib/mock/f38-build-side-42-init-devel-615825-26321/root/chroot_tmpdir/scmroot/golang-github-cockroachdb-returncheck
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-615825-26321/root/chroot_tmpdir/scmroot/golang-github-cockroachdb-returncheck'...
$ git fetch origin d826a46a56d8b3e4f3fa007d469d92d2c49592b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-cockroachdb-returncheck
 * [new ref]         d826a46a56d8b3e4f3fa007d469d92d2c49592b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d826a46 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild