$ git clone -n https://src.fedoraproject.org/rpms/scamp.git /var/lib/mock/f41-build-832265-157274/root/chroot_tmpdir/scmroot/scamp
Cloning into '/var/lib/mock/f41-build-832265-157274/root/chroot_tmpdir/scmroot/scamp'...
$ git fetch origin 91f87c487b86fd585a8698858d3b1f1202f6d726:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scamp
 * [new ref]         91f87c487b86fd585a8698858d3b1f1202f6d726 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91f87c4 Patch to fix compilation error in i386