$ git clone -n https://src.fedoraproject.org/rpms/libtpcimgio.git /var/lib/mock/f41-build-1482825-23820/root/chroot_tmpdir/scmroot/libtpcimgio
Cloning into '/var/lib/mock/f41-build-1482825-23820/root/chroot_tmpdir/scmroot/libtpcimgio'...
$ git fetch origin 35d1e36a428e97579895c3992b9f490662896045:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libtpcimgio
 * [new ref]         35d1e36a428e97579895c3992b9f490662896045 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 35d1e36 Eliminate use of obsolete %patchN syntax (#2283636)