$ git clone -n https://src.fedoraproject.org/rpms/NearTree.git /var/lib/mock/f41-build-1017266-17920/root/chroot_tmpdir/scmroot/NearTree
Cloning into '/var/lib/mock/f41-build-1017266-17920/root/chroot_tmpdir/scmroot/NearTree'...
$ git fetch origin dcfba00b6898079e7a8182942da262b4bcdcf1b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/NearTree
 * [new ref]         dcfba00b6898079e7a8182942da262b4bcdcf1b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcfba00 Eliminate use of obsolete %patchN syntax (#2283636)