$ git clone -n https://src.fedoraproject.org/rpms/pangomm.git /var/lib/mock/f45-build-21358-583/root/chroot_tmpdir/scmroot/pangomm
Cloning into '/var/lib/mock/f45-build-21358-583/root/chroot_tmpdir/scmroot/pangomm'...
$ git fetch origin dd62d76d4ea5cf8f17d5b5dfd611cfd405cb3bc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pangomm
 * [new ref]         dd62d76d4ea5cf8f17d5b5dfd611cfd405cb3bc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd62d76 Update to 2.46.5