$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-selinux.git /var/lib/mock/f42-build-862768-171084/root/chroot_tmpdir/scmroot/php-pecl-selinux
Cloning into '/var/lib/mock/f42-build-862768-171084/root/chroot_tmpdir/scmroot/php-pecl-selinux'...
$ git fetch origin 9c91e4eee3e1a8069c109d9adf5397c14dad30f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-selinux
 * [new ref]         9c91e4eee3e1a8069c109d9adf5397c14dad30f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c91e4e rebuild for https://fedoraproject.org/wiki/Changes/php84