$ git clone -n https://src.fedoraproject.org/rpms/enchant2.git /var/lib/mock/f45-build-8156-377/root/chroot_tmpdir/scmroot/enchant2
Cloning into '/var/lib/mock/f45-build-8156-377/root/chroot_tmpdir/scmroot/enchant2'...
$ git fetch origin 961f4a9bc17fdadea86b4d439546998b81a52e82:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/enchant2
 * [new ref]         961f4a9bc17fdadea86b4d439546998b81a52e82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 961f4a9 Update to 2.8.21