$ git clone -n https://src.fedoraproject.org/rpms/golang-github-apapsch-jsonmerge-2.git /var/lib/mock/f40-build-782346-132081/root/chroot_tmpdir/scmroot/golang-github-apapsch-jsonmerge-2
Cloning into '/var/lib/mock/f40-build-782346-132081/root/chroot_tmpdir/scmroot/golang-github-apapsch-jsonmerge-2'...
$ git fetch origin d335600de1d59c10790bd52ad6bf1f875a804926:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-apapsch-jsonmerge-2
 * [new ref]         d335600de1d59c10790bd52ad6bf1f875a804926 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d335600 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild