$ git clone -n https://src.fedoraproject.org/rpms/gedit.git /var/lib/mock/f42-build-side-1-3589318-46957/root/chroot_tmpdir/scmroot/gedit
Cloning into '/var/lib/mock/f42-build-side-1-3589318-46957/root/chroot_tmpdir/scmroot/gedit'...
$ git fetch origin e78d0a405becaa127a3e5bdc7c9d87de934e9c7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gedit
 * [new ref]         e78d0a405becaa127a3e5bdc7c9d87de934e9c7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e78d0a4 Update to 48.1