$ git clone -n https://src.fedoraproject.org/rpms/bear.git /var/lib/mock/f40-build-2260836-54423/root/chroot_tmpdir/scmroot/bear
Cloning into '/var/lib/mock/f40-build-2260836-54423/root/chroot_tmpdir/scmroot/bear'...
$ git fetch origin ea67091b159916a47314f70afbf6de19654ea78d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bear
 * [new ref]         ea67091b159916a47314f70afbf6de19654ea78d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea67091 F40+: Drop i686 support (leaf package)