$ git clone -n https://src.fedoraproject.org/rpms/gstreamer1-rtsp-server.git /var/lib/mock/f41-build-861163-169427/root/chroot_tmpdir/scmroot/gstreamer1-rtsp-server
Cloning into '/var/lib/mock/f41-build-861163-169427/root/chroot_tmpdir/scmroot/gstreamer1-rtsp-server'...
$ git fetch origin 4e92004f5026da05ae0d7e4653fcfddad4c7f719:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gstreamer1-rtsp-server
 * [new ref]         4e92004f5026da05ae0d7e4653fcfddad4c7f719 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e92004 1.24.9