$ git clone -n https://src.fedoraproject.org/rpms/epson-inkjet-printer-escpr.git /var/lib/mock/f41-build-884526-16596/root/chroot_tmpdir/scmroot/epson-inkjet-printer-escpr
Cloning into '/var/lib/mock/f41-build-884526-16596/root/chroot_tmpdir/scmroot/epson-inkjet-printer-escpr'...
$ git fetch origin b795fd49af2455ffb18570bc1894252e59e623b3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/epson-inkjet-printer-escpr
 * [new ref]         b795fd49af2455ffb18570bc1894252e59e623b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b795fd4 Eliminate use of obsolete %patchN syntax (#2283636)