$ git clone -n https://src.fedoraproject.org/rpms/efibootmgr.git /var/lib/mock/f41-build-1111480-20153/root/chroot_tmpdir/scmroot/efibootmgr
Cloning into '/var/lib/mock/f41-build-1111480-20153/root/chroot_tmpdir/scmroot/efibootmgr'...
$ git fetch origin 63c4e71643059677adc889ca42d171ac17af4418:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/efibootmgr
 * [new ref]         63c4e71643059677adc889ca42d171ac17af4418 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63c4e71 Fix build when %_bindir==%_sbindir