$ git clone -n https://src.fedoraproject.org/rpms/subscription-manager.git /var/lib/mock/f41-build-side-1-2771347-32225/root/chroot_tmpdir/scmroot/subscription-manager
Cloning into '/var/lib/mock/f41-build-side-1-2771347-32225/root/chroot_tmpdir/scmroot/subscription-manager'...
$ git fetch origin 56814580cb423017242bc504b516b0292c0cf7cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/subscription-manager
 * [new ref]         56814580cb423017242bc504b516b0292c0cf7cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5681458 Update to 1.29.41 upstream release