$ git clone -n https://src.fedoraproject.org/rpms/golang-github-allan-simon-singleinstance.git /var/lib/mock/f45-build-47546-868/root/chroot_tmpdir/scmroot/golang-github-allan-simon-singleinstance
Cloning into '/var/lib/mock/f45-build-47546-868/root/chroot_tmpdir/scmroot/golang-github-allan-simon-singleinstance'...
$ git fetch origin 773a9c5b1d2d80d448b26defc5927ae3fcb0511d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-allan-simon-singleinstance
 * [new ref]         773a9c5b1d2d80d448b26defc5927ae3fcb0511d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 773a9c5 Rebuild for https://fedoraproject.org/wiki/Changes/golang1.26