$ git clone -n https://src.fedoraproject.org/rpms/golang-x-perf.git /var/lib/mock/f42-build-3346741-45002/root/chroot_tmpdir/scmroot/golang-x-perf
Cloning into '/var/lib/mock/f42-build-3346741-45002/root/chroot_tmpdir/scmroot/golang-x-perf'...
$ git fetch origin feb70d180c7759d1e9f147c27d47f3e3a5b028e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-x-perf
 * [new ref]         feb70d180c7759d1e9f147c27d47f3e3a5b028e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at feb70d1 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild